1159444125 has 288 divisors, whose sum is σ = 2718817920. Its totient is φ = 489888000.

The previous prime is 1159444109. The next prime is 1159444127. The reversal of 1159444125 is 5214449511.

1159444125 is a `hidden beast` number, since 1 + 1 + 594 + 4 + 41 + 25 = 666.

It is not a de Polignac number, because 1159444125 - 2⁴ = 1159444109 is a prime.

Its product of digits (28800) is a multiple of the sum of its prime divisors (75).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1159444125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159444127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 28279105 + ... + 28279145.

It is an arithmetic number, because the mean of its divisors is an integer number (9440340).

Almost surely, 2^1159444125 is an apocalyptic number.

1159444125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1159444125 is an abundant number, since it is smaller than the sum of its proper divisors (1559373795).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1159444125 is an equidigital number, since it uses as much as digits as its factorization.

1159444125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 75 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 1159444125 is about 34050.6112279941. The cubic root of 1159444125 is about 1050.5497121560.

The spelling of 1159444125 in words is "one billion, one hundred fifty-nine million, four hundred forty-four thousand, one hundred twenty-five".